GASCO Calibration Gas: Nitrogen, +/-5% Accuracy, C5H12/CO/O2, Calibration Gas
The GASCO Calibration Gas: Nitrogen (MPN 105ES-311S) is a +/-5% accuracy calibration gas for portable gas detectors, formulated with a gas mixture of Oxygen 19% and a background gas of Nitrogen. Designed for use with…
SKU 3G-OTH-551278
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Product Description
The GASCO Calibration Gas: Nitrogen (MPN 105ES-311S) is a +/-5% accuracy calibration gas for portable gas detectors, formulated with a gas mixture of Oxygen 19% and a background gas of Nitrogen. Designed for use with all OEM gas detectors, this calibration gas ensures reliable sensor verification across industrial safety applications.
Frequently Asked Questions
What is GASCO calibration gas used for?
GASCO calibration gas is used to verify and calibrate portable gas detectors in industrial safety applications. This mixture of Oxygen 19% with Nitrogen background ensures accurate sensor response for confined-space entry, plant maintenance, and environmental monitoring across all OEM gas detectors.
What are the specifications of GASCO 105ES-311S calibration gas?
The GASCO 105ES-311S calibration gas has +/-5% accuracy, a gas mixture of Oxygen 19%, and a background gas of Nitrogen. It is designed for use with all OEM gas detectors and carries the manufacturer part number 105ES-311S.
Where to buy GASCO calibration gas worldwide?
3G Electric supplies GASCO calibration gas worldwide, handling full logistics and customs clearance for international delivery. As a global industrial solutions provider, we source and deliver this calibration gas to support safety compliance at your facility, regardless of location.
How to use GASCO calibration gas for gas detector calibration?
Attach the GASCO calibration gas cylinder to your gas detector's regulator, then flow the gas mixture over the sensor at the recommended rate. Allow readings to stabilize, then adjust the detector to match the certified Oxygen 19% concentration. Always follow the detector manufacturer's calibration procedure.
GASCO Products
3G Electric supplies GASCO calibration gases for portable gas detectors. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









